Regression model parameter estimates for rates of firearm related deaths for Victoria and rest of Australia for periods 2 and 3
| Effect | Parameter estimate | Estimated reduction | Significance test | |||
|---|---|---|---|---|---|---|
| Calculation | % | χ2 | Degrees of freedom | p Value | ||
| Victoria: period 2 (1988–95) | −0.1903 (SE 0.0478) | 1–exp(−0.1903) | 17.3 | 15.88 | 1 | <0.0001 |
| Australia: period 3 (1997–2000) | −0.1511 (SE 0.0725) | 1–exp(−0.1511) | 14.0 | 4.34 | 1 | 0.0372 |